Home / 1,074,130.04-1,611,195.06-511,458.68

Finding the Fourth Proportional to 1,074,130.04, 1,611,195.06 and 511,458.68

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Solution

The fourth proportional to 1,074,130.04, 1,611,195.06 and 511,458.68 is: 767,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,130.04 : 1,611,195.06 = 511,458.68 : x
  2. Step 2: Convert to fraction form
    1,074,130.04/1,611,195.06 = 511,458.68/x
  3. Step 3: Cross multiply
    1,074,130.04x = 1,611,195.06 × 511,458.68
  4. Step 4: Simplify right side
    1,074,130.04x = 824,059,698,610.12
  5. Step 5: Solve for x
    x = 824,059,698,610.12/1,074,130.04
  6. Step 6: Final answer
    x = 767,188.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.